AEROSPACE AMS 3652C MATERIAL SPECIFICATION

1 SAE Technical Standards Board Rules provide that: This report is published by SAE to advance the state of technical and engineering sciences. The use of this report is entirelyvoluntary, and its applicability and suitability for any particular use, including any patent infringement arising therefrom, is the sole responsibility of the user. SAE reviews each technical report at least every five years at which time it may be reaffirmed, revised, or cancelled. SAE invites your written comments and 2006 SAE InternationalAll rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted, in any form or by any means, electronic, mechanical, photocopying,recording, or otherwise, without the prior written permission of PLACE A DOCUMENT ORDER:Tel: 877-606-7323 (inside USA and Canada)Tel: 724-776-4970 (outside USA)Fax: 724-776-0790 Email: WEB ADDRESS: (PTFE) FilmNon-Critical Grade1.

2 Form: This SPECIFICATION covers one grade of polytetrafluoroethylene (PTFE) resin in the form of film, normally produced by Application: This film has been used typically for gaskets and other parts for use up to 260 C (500 F) where chemical resistance and anti-stick characteristics are required but where high mechanical or electrical characteristics are not important, but usage is not limited to such Safety - Hazardous Materials: While the materials, methods, applications, and processes described or referenced in this SPECIFICATION may involve the use of hazardous materials, this SPECIFICATION does not address the hazards which may be involved in such use.

3 It is the sole responsibility of the user to ensure familiarity with the safe and proper use of any hazardous materials and to take necessary precautionary measures to ensure the health and safety of all personnel APPLICABLE DOCUMENTS: The following publications form a part of this SPECIFICATION to the extent specified herein. The applicable issue of referenced publications shall be the issue in effect on the date of the purchase MATERIAL SPECIFICATIONAMS 3652 CIssuedJAN 1957 RevisedJAN 1993 ReaffirmedJAN 2006 Superseding AMS 3652 BCopyright SAE International Provided by IHS under license with SAEO rder Number: W1662777 Sold to:REPRO-LON [141450100001] - Not for Resale,2014-10-22 16:22:07 UTCNo reproduction or networking permitted without license from IHS--``,,`,`,`````,,```,,`-`-``,```,,,`- --AMS 3652 CSAEAMS 3652C - 2 ASTM Publications.

4 Available from ASTM, 1916 Race Street, Philadelphia, PA D 638 Tensile Properties of PlasticsASTM D 638M Tensile Properties of Plastics (Metric)ASTM D 792 Specific Gravity (Relative Density) and Density of Plastics by DisplacementASTM D 1708 Tensile Properties of Plastics by Use of Microtensile Government Publications: Available from Standardization Documents Order Desk, Building 4D, 700 Robbins Avenue, Philadelphia, PA DOD Materiel, Procedures for Development and Application of Packaging Requirements3. TECHNICAL REQUIREMENTS: MATERIAL : Film shall, unless otherwise permitted by purchaser, be produced by skiving billets molded or extruded from polytetrafluoroethylene powder without admixture of fillers, pigments, or Color: May vary from white to light gray.

5 Small gray, brown, or black spots shall not in themselves be Properties: Film shall conform to the requirements shown in Table 1; tests shall be performed on the film supplied and in accordance with specified test methods, insofar as SAE International Provided by IHS under license with SAEO rder Number: W1662777 Sold to:REPRO-LON [141450100001] - Not for Resale,2014-10-22 16:22:07 UTCNo reproduction or networking permitted without license from IHS--``,,`,`,`````,,```,,`-`-``,```,,,`- --AMS 3652 CSAEAMS 3652C - 3 Quality: Film, as received by purchaser, shall be uniform in quality and condition, smooth, and free from foreign materials and from imperfections detrimental to usage of the Tolerances: Shall be as shown in Table 2, determined at 23 to 30 C (73 to 86 F).

6 TABLE 1 - PropertiesParagraphPropertyRequirementTe st Strength at 23 C 1(73 F 2), minimum1500 psi( MPa) (Applicable onlyto widths inch( mm) and over) at23 C 1 (73 F 2), minimum100% Gravity at 23/23 C(73/73 F) to D 792 Add two drops ofwetting agentto the waterTABLE 2A - Tolerances, Inch/Pound UnitsNominal ThicknessInchNominal WidthInchesThicknessTo l e r a n c eInch, plusThicknessToleranceInch, to , inclUp to 2, to , incl2 to 12, to , incl2 to 12, to , incl2 to 12, to , incl2 to 12, to , incl2 to 12, SAE International Provided by IHS under license with SAEO rder Number: W1662777 Sold to:REPRO-LON [141450100001] - Not for Resale,2014-10-22 16:22.

7 07 UTCNo reproduction or networking permitted without license from IHS--``,,`,`,`````,,```,,`-`-``,```,,,`- --AMS 3652 CSAEAMS 3652C - 4 -4. QUALITY ASSURANCE PROVISIONS: Responsibility for Inspection: The vendor of film shall supply all samples for vendor's tests and shall be responsible for performing all required tests. Purchaser reserves the right to sample and to perform any confirmatory testing deemed necessary to ensure that the film conforms to the requirements of this Classification of Tests: Tests for all technical requirements are acceptance tests and preproduction tests and shall be performed prior to or on the initial shipment of film to a purchaser, on each lot, when a change in ingredients and/or processing requires reapproval as in , and when purchaser deems confirmatory testing to be For direct Military procurement, substantiating test data and, when requested, preproduction film shall be submitted to the cognizant agency as directed by the procuring activity, contracting officer, or request for Sampling and Testing.

8 Shall be as For Acceptance Tests: Sufficient film shall be taken at random from each lot to perform all required tests. The number of determinations for each requirement shall be as specified in the applicable test procedure or, if not specified therein, not less than A lot shall be all film of the same thickness made from the same batch of compound in one production run and presented for vendor's inspection at one 2B - Tolerances, SI UnitsNominal ThicknessMillimetersNominal WidthMillimetersThicknessTo l e r a n c to , inclUp to 51, to , incl51 to 305, to , incl51 to 305, to , incl51 to 305, to , incl51 to 305, to , incl51 to 305.

9 SAE International Provided by IHS under license with SAEO rder Number: W1662777 Sold to:REPRO-LON [141450100001] - Not for Resale,2014-10-22 16:22:07 UTCNo reproduction or networking permitted without license from IHS--``,,`,`,`````,,```,,`-`-``,```,,,`- --AMS 3652 CSAEAMS 3652C - 5 A lot shall be not more than 200 pounds (91 kg) of When a statistical sampling plan has been agreed upon by purchaser and vendor, sampling shall be in accordance with such plan in lieu of sampling as in and the report of shall state that such plan was For Preproduction Tests: As agreed upon by purchaser and Approval.

10 Sample film shall be approved by purchaser before film for production use is supplied, unless such approval be waived by purchaser. Results of tests on production film shall be essentially equivalent to those on the approved Vendor shall use ingredients, manufacturing procedures, processes, and methods of inspection on production film which are essentially the same as those used on the approved sample film. If necessary to make any change in ingredients, in type of equipment for processing, or in manufacturing procedures, vendor shall submit for reapproval a statement of the proposed changes in ingredients and/or processing and, when requested, sample film.